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It can be obtained by heating the "decahydrate" above 61 °C. [20] Borax "dihydrate" has the formula Na 2 B 4 O 7 ·2H 2 O, which is actually anhydrous, with the correct formula Na 2 B 4 O 5 (OH) 4. It can be obtained by heating the "decahydrate" or "pentahydrate" to above 116-120 °C. [20] Anhydrous borax is sodium tetraborate proper, with ...
Thus borax, for example, is still often described as a decahydrate Na 2 B 4 O 7 ·10H 2 O, with the implied anion [B 4 O 7] 2−, whereas the correct formula is Na 2 B 4 O 5 (OH) 4 ·8H 2 O, with anion [B 4 O 5 (OH) 4] 2−. The following table gives some of the crystalline sodium borates in this family. [2]
Blue vitriol – copper(II) sulfate pentahydrate. Green vitriol – a mineral; iron(II) sulfate heptahydrate. (or ferrous sulfate) Red vitriol - cobalt sulfate. [1] Sweet vitriol – diethyl ether. It could be made by mixing oil of vitriol with spirit of wine and heating it. [2] White vitriol – zinc sulfate, formed by lixiviating roasted zinc ...
Disodium octaborate is traded either as a liquid concentrate, or as the tetrahydrate Na 2 B 8 O 13 ·4H 2 O, a white odorless powder. It is used as an insecticide , [ 3 ] [ 4 ] and as a fungicide and algicide , and as a fire retardant ., [ 5 ] [ 6 ] and as a boron micronutrient additive in fertilizers . [ 1 ]
Borate ions occur, alone or with other anions, in many borate and borosilicate minerals such as borax, boracite, ulexite (boronatrocalcite) and colemanite.Borates also occur in seawater, where they make an important contribution to the absorption of low frequency sound in seawater.
People are ingesting borax. Also known by its chemical name sodium borate decahydrate, borax is a salt typically used to kill ants and boost laundry detergent, among other household cleaning needs ...
A Feb. 17 video posted by @Madisdawgs, taking part in the trend, reads “how to not care no borax no glue.” It has garnered over 3.8 million views as of Feb. 20.
Boric acid may be prepared by reacting borax (sodium tetraborate decahydrate) with a mineral acid, such as hydrochloric acid: Na 2 B 4 O 7 ·10 H 2 O + 2 HCl → 4 B(OH) 3 + 2 NaCl + 5 H 2 O. It is also formed as a by product of hydrolysis of boron trihalides and diborane: [10] B 2 H 6 + 6 H 2 O → 2 B(OH) 3 + 6 H 2 BX 3 + 3 H 2 O → B(OH) 3 ...
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3579 S High St, Columbus, OH · Directions · (614) 409-0683